Різницева машина (Ukrainian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Різницева машина" in Ukrainian language version.

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1books.google.com

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archive.org

Scheutz, George; Scheutz, Edward (1857). Specimens of Tables, Calculated, Stereomoulded, and Printed by Machinery. Whitnig. с. VIII—XII, XIV—XV, 3.
Swade, Doron (29 жовтня 2002). The Difference Engine: Charles Babbage and the Quest to Build the First Computer. Penguin Books. с. 4, 207. ISBN 9780142001448.

books.google.com

Watson, Ian (2012). The Universal Machine: From the Dawn of Computing to Digital Consciousness. Springer Science & Business Media. с. 37—38. ISBN 978-3-642-28102-0.

psu.edu

citeseerx.ist.psu.edu

Merzbach, Uta C.; Ripley, S. Dillon; Merzbach, Uta C. First Printing Calculator. с. 8—9, 13, 25—26, 29—30. CiteSeerX 10.1.1.639.3286.

si.edu

americanhistory.si.edu

Scheutz Difference Engine. Smithsonian National Museum of American History. Процитовано 14 червня 2019.